20189754

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{6637}}^1$

素因数の和:6671

約数の個数: 36

約数和(自身を含む): 47375406

約数和(自身を除く): 27185652

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 6637, 13274, 19911, 39822, 59733, 86281, 119466, 172562, 258843, 517686, 776529, 1121653, 1553058, 2243306, 3364959, 6729918, 10094877, 20189754]

約数ペア:

[(1, 20189754), (2, 10094877), (3, 6729918), (6, 3364959), (9, 2243306), (13, 1553058), (18, 1121653), (26, 776529), (39, 517686), (78, 258843), (117, 172562), (169, 119466), (234, 86281), (338, 59733), (507, 39822), (1014, 19911), (1521, 13274), (3042, 6637)]